semidiameter
semidiameter · semidiameters
The apparent radius of a star etc, when viewed from EarthThe apparent radius of a star etc, when viewed from Earth.
Значення
значень: 2The apparent radius of a star etc, when viewed from Earth.
the apparent radius of a celestial body when viewed as a disc from the earth
(архаїчне)A radius: half of a diameter.
Походження
From Middle English semidiametre, semydiametre, from Medieval Latin sēmidiameter, equivaleFrom Middle English semidiametre, semydiametre, from Medieval Latin sēmidiameter, equivalent to semi- + diameter.
Wiktionary, CC BY-SA 4.0 · source
Форми
множина: semidiameters| Однина | semidiameter |
|---|---|
| Множина | semidiameters |
правильне